MOLLUSCA OF NEW YORK 



33 



Genus sphyradium Charp 

 Sphyradium edentulum Draparnaud 

 Pupa simplex Gld. DeKay, Nat. Hist. N. Y. 1843. p.52 

 Vertigo simplex Gld. Tryon, Am. Jour. Conch. 1867. 3:310 

 Vertigo simplex Gld. Binney, Smith. Misc. Coll. 194. 1869. 

 8:254 



Vertigo simplex Gld. Smith & Prime, An. Lyc. N. Y. 1870. 



9:404. (Long Island) 

 Isthmia simplex Gld. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 1874. 



P-I33 



Vertigo simplex Gld. Beauchamp, Onondaga List. 1886. p. 2 

 Pupa simplex Gld. Walton, Rochester Acad. Sci. Proc. 1892. 2:10 

 Sphyradium edentulum Drap. Pilsbry, List Naut. 1898. p. 33 



Family helicidae 



Genus pyramidula Fitzinger 



Pyramidula alternata Say 

 Helix alternata Say. DeKay, Nat. Hist. N. Y. 1843. p. 29 

 Helix alternata Say. Jay, Cat. 1852. p. 119 

 Helix radiata Gmel. Jay, Cat. 1852. p. 169 

 Helix scab r a Lam. Jay, Cat. 1852. p. 173 

 Anguispira alternata Say. Tryon, Jour. Conch. 1866. 2:261 

 Helix alternata Say. Aldrich, Troy List. 1867. p. 5 

 H e lix alt e rn at a Say. Binney, Smith. Misc. Coll. 194. 1869. 8:73 

 Patula alternata Say. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 1874. 

 P-I3 1 



Helix alternata Say. Beauchamp, Onondaga List. 1886. p.i 

 Patula alternata Say. Walton, Rochester Acad. Sci. Proc. 



1892. 2:8. (Monroe county) 

 Pyramidula alternata Say. Pilsbry, List Naut. 1898. p. 31 



Pyramidula striatella Anthony 

 Helix striatella Anth. DeKay, Nat. Hist. N. Y. 1843. p.43. 

 (Oriskany) 



Patula s t r i a t e 1 1 a Anth. Tryon, Am. Jour. Conch. 1866. 2:262 

 Helix striatella Anth. Aldrich, Troy List. 1867. p. 6. 



(Islands in Hudson) 

 Helix striatella Anth. Binney, Smith. Misc. Coll. 194. 1869. 



8:80. (Mohawk) 



Patula striatella Anth. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 

 1874. p.T 3 T 



